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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QMETATYPESWITCHER_P_H
#define QMETATYPESWITCHER_P_H
#include "qmetatype.h"
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
QT_BEGIN_NAMESPACE
class QMetaTypeSwitcher {
public:
class NotBuiltinType; // type is not a built-in type, but it may be a custom type or an unknown type
class UnknownType; // type not known to QMetaType system
template<class ReturnType, class DelegateObject>
static ReturnType switcher(DelegateObject &logic, int type, const void *data);
};
#define QT_METATYPE_SWICHER_CASE(TypeName, TypeId, Name)\
case QMetaType::TypeName: return logic.delegate(static_cast<Name const *>(data));
template<class ReturnType, class DelegateObject>
ReturnType QMetaTypeSwitcher::switcher(DelegateObject &logic, int type, const void *data)
{
switch (QMetaType::Type(type)) {
QT_FOR_EACH_STATIC_TYPE(QT_METATYPE_SWICHER_CASE)
case QMetaType::UnknownType:
return logic.delegate(static_cast<UnknownType const *>(data));
default:
if (type < QMetaType::User)
return logic.delegate(static_cast<UnknownType const *>(data));
return logic.delegate(static_cast<NotBuiltinType const *>(data));
}
}
#undef QT_METATYPE_SWICHER_CASE
QT_END_NAMESPACE
#endif // QMETATYPESWITCHER_P_H
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